Nvidia gaming power separates it from semi slump

Visitors play video games using PCs during the Gamescom fair in Cologne, Germany.
Kai Pfaffenbach | Reuters

Wall Street was surprised on Friday as Nvidia, the maker of computer graphics chips, reported results that beat estimates and then raised its guidance significantly.

The Street was pessimistic into the report due to renewed concerns about the beaten-down worldwide PC shipments were down 11.8 percent year over year in the second quarter, according to IDC.

Shares of Intel are down 20 percent year-to-date, Micron down 47 percent, SanDisk down 39 percent and Qualcomm down 15 percent.

Here's how Nvidia, up 15 percent for the year, is able to separate itself from the pack...